Interface; Digital Signal Interface - NEC PASOLINK+ Manual

MTD-PL-028/141005
4.

INTERFACE

The NEC PASOLINK
4.1

Digital Signal Interface

1) Main, Traffic, Electrical (STM-1) [Selectable]
• Type (ITU-T G.703)
• Bit Rate
• Level
• Code Format
• Impedance
• Connector
2) Main Traffic, Optical (STM-1) [Selectable]
• Type (ITU-T G.957)
• Bit Rate
• Level
• Connector
3) Main Traffic, Optical mono fiber (STM-1) [Selectable]
• Bit Rate
• Transmit Wavelength
• Receive Wavelength
• Mean Optical Output Power
• Minimum Receive Overload Power
• Minimum Receive Sensitivity
• Connector
4) SOH Termination
SOH Termination
l
5) Main Traffic, Ethernet (10/100 Base-T(X)) [Selectable]
• Type
• Port Number and Interface
• Transmission Rate (Port 1 + Port 2)
• Flow control
+
system has the ITU-T standard interface conditions as listed below:
: In station section, full functionality
: 155.520 Mbit/s ±20 ppm
: 1 Vp-p (nominal)
TX accepts 12.7 dB cable loss at 78 MHz
: CMI
: 75 ohms, unbalanced (nominal)
: IEC 169-13
: S-1.1 (Inter-Office)
: 155.52 Mbit/s ±20 ppm
: S-1.1
: FC/PC
: RST
(Full transparent transmission for SOH at default setting.)
(E1 and F1 byte can be used for DSC.)
-8 to -15 dBm (transmit level)
-8 to -28 dBm (receive level)
: 155.520 Mbit/s ±20 ppm
: A type = 1310 nm
: B type = 1550 nm
: A type = 1550 nm
: B type = 1310 nm
: -7 dBm (typ.)
: -3 dBm
: -23 dBm
: FC/PC
: 10 Base-T/100 Base-TX (Auto-sensing or fixed)
: 2 (Each port is separated), RJ45
: 100 Mbps + 50 Mbps, 75 Mbps + 75 Mbps or
2 ch. best effort selectable
: Full Duplex or Half Duprex (Backpressure)/
Auto negotiation
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PASOLINK 155 MB 1+0/1+1 SYSTEM